DH

David G. Haslam

📍 Bolton, GB: #52 of 117 inventorsTop 45%
Overall (All Time): #4,085,840 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4256671 Production of 2,4- and 2,6-diaminotoluenes John D. Hildreth, David E. Allen 1981-03-17